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Autonomous driving perception faces significant challenges due to occlusions and incomplete scene data in the environment. To overcome these issues, the task of semantic occupancy prediction (SOP) is proposed, which aims to jointly infer…

Computer Vision and Pattern Recognition · Computer Science 2025-08-14 Helin Cao , Sven Behnke

Natural language provides an intuitive way to express spatial intent in geospatial applications. While existing localization methods often rely on dense point cloud maps or high-resolution imagery, OpenStreetMap (OSM) offers a compact and…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Youqi Liao , Shuhao Kang , Jingyu Xu , Olaf Wysocki , Yan Xia , Jianping Li , Zhen Dong , Bisheng Yang , Xieyuanli Chen

Kohonen's Self-Organizing Maps (SOMs) have proven to be a successful data-reduction method to identify the intrinsic lower-dimensional sub-manifold of a data set that is scattered in the higher-dimensional feature space. Motivated by the…

Neural and Evolutionary Computing · Computer Science 2015-05-18 Jascha A. Schewtschenko

In recent years, object-oriented simultaneous localization and mapping (SLAM) has attracted increasing attention due to its ability to provide high-level semantic information while maintaining computational efficiency. Some researchers have…

Robotics · Computer Science 2024-02-27 Yutong Wang , Chaoyang Jiang , Xieyuanli Chen

Occupancy grid maps (OGMs) are fundamental to most systems for autonomous robotic navigation. However, CPU-based implementations struggle to keep up with data rates from modern 3D lidar sensors, and provide little capacity for modern…

Computer Vision and Pattern Recognition · Computer Science 2022-06-14 Kazys Stepanas , Jason Williams , Emili Hernández , Fabio Ruetz , Thomas Hines

Robots deployed in settings such as warehouses and parking lots must cope with frequent and substantial changes when localizing in their environments. While many previous localization and mapping algorithms have explored methods of…

Robotics · Computer Science 2022-08-02 Amanda Adkins , Taijing Chen , Joydeep Biswas

Autonomous exploration in unknown environments is key for mobile robots, helping them perceive, map, and make decisions in complex areas. However, current methods often rely on frequent global optimization, suffering from high computational…

Robotics · Computer Science 2026-02-27 Kai Li , Shengtao Zheng , Linkun Xiu , Yuze Sheng , Xiao-Ping Zhang , Dongyue Huang , Xinlei Chen

Autonomous navigation based on precise localization has been widely developed in both academic research and practical applications. The high demand for localization accuracy has been essential for safe robot planing and navigation while it…

Robotics · Computer Science 2019-06-07 Huifang Ma , Yue Wang , Li Tang , Sarath Kodagoda , Rong Xiong

Map-based methods for autonomous racing estimate the vehicle's location, which is used to follow a high-level plan. While map-based optimisation methods demonstrate high-performance results, they are limited by requiring a map of the…

Robotics · Computer Science 2024-02-01 Benjamin David Evans , Hendrik Willem Jordaan , Herman Arnold Engelbrecht

The quantization error in a fixed-size Self-Organizing Map (SOM) with unsupervised winner-take-all learning has previously been used successfully to detect, in minimal computation time, highly meaningful changes across images in medical…

Computer Vision and Pattern Recognition · Computer Science 2020-11-10 John M Wandeto , Birgitta Dresp-Langley

With the discovery of Wasserstein GANs, Optimal Transport (OT) has become a powerful tool for large-scale generative modeling tasks. In these tasks, OT cost is typically used as the loss for training GANs. In contrast to this approach, we…

Machine Learning · Computer Science 2022-03-08 Litu Rout , Alexander Korotin , Evgeny Burnaev

Kohonen Maps, aka. Self-organizing maps (SOMs) are neural networks that visualize a high-dimensional feature space on a low-dimensional map. While SOMs are an excellent tool for data examination and exploration, they inherently cause a loss…

Human-Computer Interaction · Computer Science 2024-10-16 Simon Linke , Tim Ziemer

In the realm of computer vision and graphics, accurately establishing correspondences between geometric 3D shapes is pivotal for applications like object tracking, registration, texture transfer, and statistical shape analysis. Moving…

Computer Vision and Pattern Recognition · Computer Science 2024-03-05 Tung Le , Khai Nguyen , Shanlin Sun , Nhat Ho , Xiaohui Xie

Optimizing robot poses and the map simultaneously has been shown to provide more accurate SLAM results. However, for non-feature based SLAM approaches, directly optimizing all the robot poses and the whole map will greatly increase the…

Robotics · Computer Science 2025-01-23 Yingyu Wang , Liang Zhao , Shoudong Huang

Novel methods of analysis are needed to help advance our understanding of the intricate interplay between landscape changes, population dynamics, and sustainable development. Self organized machine learning has been highly successful in the…

Signal Processing · Electrical Eng. & Systems 2024-05-17 John M. Wandeto , Birgitta Dresp-Langley

Texture is one of the most important properties of visual surface that helps in discriminating one object from another or an object from background. The self-organizing map (SOM) is an excellent tool in exploratory phase of data mining. It…

Computer Vision and Pattern Recognition · Computer Science 2014-08-20 Marghny H. Mohamed , Mohammed M. Abdelsamea

Numerous variants of Self-Organizing Maps (SOMs) have been proposed in the literature, including those which also possess an underlying structure, and in some cases, this structure itself can be defined by the user Although the concepts of…

Neural and Evolutionary Computing · Computer Science 2015-06-10 César A. Astudillo , B. John Oommen

Path planning is a classic problem for autonomous robots. To ensure safe and efficient point-to-point navigation an appropriate algorithm should be chosen keeping the robot's dimensions and its classification in mind. Autonomous robots use…

Robotics · Computer Science 2023-05-01 Alka Choudhary

We introduce a new memory architecture for navigation in previously unseen environments, inspired by landmark-based navigation in animals. The proposed semi-parametric topological memory (SPTM) consists of a (non-parametric) graph with…

Machine Learning · Computer Science 2018-03-05 Nikolay Savinov , Alexey Dosovitskiy , Vladlen Koltun

Using the spatial structure of various indoor environments as prior knowledge, the robot would construct the map more efficiently. Autonomous mobile robots generally apply simultaneous localization and mapping (SLAM) methods to understand…

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